CN108649810A - A kind of direct-current transmission converter valve using high-voltage isulation new material - Google Patents
A kind of direct-current transmission converter valve using high-voltage isulation new material Download PDFInfo
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- CN108649810A CN108649810A CN201810481735.9A CN201810481735A CN108649810A CN 108649810 A CN108649810 A CN 108649810A CN 201810481735 A CN201810481735 A CN 201810481735A CN 108649810 A CN108649810 A CN 108649810A
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- voltage isulation
- converter valve
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
- C08L23/28—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or compounds containing halogen
- C08L23/286—Chlorinated polyethylene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/322—Ammonium phosphate
- C08K2003/323—Ammonium polyphosphate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Insulators (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Present invention relates particularly to a kind of direct-current transmission converter valves using high-voltage isulation new material, and critical piece is by Lifting Lug, water main, main cable slot, insulator, top screen cover, underlying component, module, platform, valve layer frame and valve layer component composition；A kind of direct-current transmission converter valve using high-voltage isulation new material provided by the invention has preferably electric elements fitness, improves the distribution of water route bypass flow, omission air and dirt is made to be easier to be discharged；Using a kind of high-voltage isulation new material, raw material is cheap, simple for process, is suitable for heavy industrialization and uses, and has good pressure-resistant performance, highly practical.
Description
Technical field
The invention belongs to equipment preparing technical fields；It is changed more particularly to a kind of direct current transportation using high-voltage isulation new material
Flow valve.
Background technology
With the development of national economy, China's power grid construction has increasing need for away a wide range of most optimum distribution of resources with operation
Road, extra-high voltage direct-current transmission technology are a kind of to realize remote, large capacity, low-loss power Transmission efficient way.
CN203984257U discloses a kind of converter valve valve tower and the valve Room using the converter valve valve tower.The converter valve valve tower
Including spaced two row converter valve components, it is equipped with inspection platform between two row converter valve components, in each column converter valve components
Converter valve components there are two above and layering setting from top to bottom, the settings of two row converter valve components staggered floors.Since two row change
Flow the setting of valve module staggered floor, it is possible to increase the installation maintenance space of each converter valve components, when installing and overhaul at the scene, staff
It stands on inspection platform, can arbitrarily convert work posture, comfortable working position may be selected, so as to easily to arbitrary converter valve
Component inspection operation substantially increases installation and repairing efficiency, and it is constant to solve the problems, such as that existing converter valve valve tower is overhauled.
CN104009651A discloses a kind of converter valve valve tower and the valve Room using the converter valve valve tower.The converter valve valve tower
Including spaced two row converter valve components, it is equipped with inspection platform between two row converter valve components, in each column converter valve components
Converter valve components there are two above and layering setting from top to bottom, the settings of two row converter valve components staggered floors.Since two row change
Flow the setting of valve module staggered floor, it is possible to increase the installation maintenance space of each converter valve components, when installing and overhaul at the scene, staff
It stands on inspection platform, can arbitrarily convert work posture, comfortable working position may be selected, so as to easily to arbitrary converter valve
Component inspection operation substantially increases installation and repairing efficiency, and it is constant to solve the problems, such as that existing converter valve valve tower is overhauled.
CN107800272A discloses a kind of brace type converter valve valve tower and includes converter valve components and be used to support converter valve
At least two supporting insulators of component, the brace type converter valve valve tower further include converter valve components fixed station, change of current valve group
Part is fixed on converter valve components fixed station, and each supporting insulator supports the bottom for being assemblied in converter valve components fixed station.It should
The brace type converter valve valve tower of invention is provided with converter valve components fixed station, and supporting insulator supports and is assemblied in converter valve components
Each supporting insulator is concentrated by converter valve components fixed station and is positioned, while can also be changed being fixed in the bottom of fixed station
It flows each converter valve components on valve module fixed station and concentrates positioning, and then improve the anti-seismic performance of entire valve tower, solve at present
Brace type converter valve valve tower needed when improving seismic behavior increase supporting insulator diameter caused by valve tower it is bulky, at
The problem of this height, installation and maintenance inconvenience.
The body of dielectric material that the country is generally used for converter valve mainly has neoprene, chlorosulfonated polyethylene sizing material etc..So
And mentioned component does not have the performance of tolerating high voltage, current existing composite insulating material is often due to aforementioned body material
Limitation, the requirement being used for a long time under UHV transmission network is not achieved.
Invention content
Insufficient present in background technology in order to overcome, it is defeated that the present invention provides a kind of direct current using high-voltage isulation new material
Electric converter valve.
Technical solution used in the present invention is：
A kind of direct-current transmission converter valve using high-voltage isulation new material, critical piece is by Lifting Lug, water main, main cable
Slot, insulator, top screen cover, underlying component, module, platform, valve layer frame and valve layer component composition；The lifting lug is mounted on valve
On the frame of top of tower, it is connect with bolt and valve tower top；The water main is supported by water pipe braced frame, water pipe support frame
Frame has insulated tension pole to fix；Buckle is installed, and equipped with cover board on the main cable slot, the frame being mounted at the top of valve tower
On；Grading ring is installed, distance of the grading ring apart from lifting lug is 0.25-0.30m on the insulator upper end gold utensil；Described
It includes top shelf to push up shielding case, top shielding support leg and shielding case composition；The underlying component includes bottom insulation screw rod,
Bottom shelf and bottom shielding composition；The module includes reactance component and alternately installs brilliant gate assembly；It is characterized in that described
Insulator and insulation blanket stud are prepared using high-voltage isulation new material.
The reactance component and brilliant gate assembly are alternately installed on vavle shelf structure both sides.
The shielding material is aluminum material.
The high-voltage isulation new material is prepared as follows：
According to mass fraction, by the chlorinated polyethylene rubber of 20-30 parts of E44,40-60 parts of epoxy resin, 0.5-1.0 parts complete
Fluoroalkyl silyl groups mica, 15-30 parts of -2 panthenol succinate of polysiloxane quaternary ammonium, 5-10 parts of triallyl are different
Cyanurate, 0.1-0.5 parts of antioxidant dihydroquinoline, 3.5-6.5 parts of organosilicon modifier, 0.2-0.6 parts of adjacent benzene two
Formic anhydride/glycerine/glycidol capric acid ester copolymer, 0.05-0.5 parts of two fourth tin bis- (1- thioglycerins) and 14-18 parts it is poly-
Ethylene waxes are added kneading machine, are kneaded 5-10min at 95-105 DEG C, obtain mixture；Then by 1.0-2.5 parts of polyphosphoric acid
Ammonium, 2.4-2.9 parts of polyarylsulfone (PAS) powder, 1.5-2.0 parts of bis- (trimethylsilyl) selenides, 1.0-1.5 parts of ammonium persulfate,
0.3-0.9 parts of triphenyl phosphite hexamethylphosphoramide, 5-10 parts of silicon powder, 12-17 parts of vermiculite power, 4-9 parts
Field spar part, 13-18 parts of clay, 6-10 parts of resurrection glass fibres are placed in ball milling 50-70min in ball mill, then with it is mixed
It closes and expects to be blended in kneading machine to be kneaded 5-10min at 70-90 DEG C；It most through double screw extruder squeezes out to obtain high-voltage isulation afterwards new
Material.
The organosilicon modifier is prepared as follows：
According to mass fraction, by 75-90 parts of eugenol, 30-50 parts of o-allyl phenol and 0.01-0.05 parts of chloroplatinic acid
It is added in reaction kettle, starts to stir, then under nitrogen protection, be heated to 70-80 DEG C, then by 150-180 parts of front three
Base (phenyl seleno methyl) silane is slowly added into reaction kettle, is added in 80-120min；Then controlling reaction temperature is
70-90 DEG C, stops reaction after reacting 150-180min, 250-300 parts of ethyl alcohol is added, system temperature is reduced to 40-50 DEG C, so
After filter, the solution in filtrate is evaporated, a kind of organosilicon modifier is obtained.It is provided by the invention a kind of new using high-voltage isulation
The direct-current transmission converter valve of material has preferably electric elements fitness, improves the distribution of water route bypass flow, make omission
Air and dirt are easier to be discharged；Using a kind of high-voltage isulation new material, raw material is cheap, simple for process, is suitable for large-scale industry
Change and use, there is good pressure-resistant performance, it is highly practical.
Specific implementation mode
Below by specific embodiment, the invention will be further described：
Embodiment 1
A kind of direct-current transmission converter valve using high-voltage isulation new material, critical piece is by Lifting Lug, water main, main cable
Slot, insulator, top screen cover, underlying component, module, platform, valve layer frame and valve layer component composition；The lifting lug is mounted on valve
On the frame of top of tower, it is connect with bolt and valve tower top；The water main is supported by water pipe braced frame, water pipe support frame
Frame has insulated tension pole to fix；Buckle is installed, and equipped with cover board on the main cable slot, the frame being mounted at the top of valve tower
On；Grading ring is installed, distance of the grading ring apart from lifting lug is 0.28m on the insulator upper end gold utensil；The top screen
It includes top shelf to cover cover, top shielding support leg and shielding case composition；The underlying component includes bottom insulation screw rod, bottom
Frame and bottom shielding composition；The module includes reactance component and alternately installs brilliant gate assembly；It is characterized in that the insulation
Son and insulation blanket stud are prepared using high-voltage isulation new material.
The reactance component and brilliant gate assembly are alternately installed on vavle shelf structure both sides.
The shielding material is aluminum material.
The high-voltage isulation new material is prepared as follows：
According to mass fraction, by 25 parts of epoxy resin E44,50 parts of chlorinated polyethylene rubber, 25 parts of perfluoroalkyl first silicon
Alkyl mica, 20 parts of -2 panthenol succinate of polysiloxane quaternary ammonium, 8 parts of Triallyl isocyanurate, 0.3 part
Antioxidant dihydroquinoline, 4.5 parts of organosilicon modifier, 0.4 part of phthalic anhydride/glycerine/glycidol decylate are total
Polymers, 13 parts of two fourth tin bis- (1- thioglycerins) and 16 parts of polyethylene wax are added kneading machine, are kneaded 8min at 100 DEG C, obtain
To mixture；Then by 1.0-2.5 parts of ammonium polyphosphate, 2.6 parts of polyarylsulfone (PAS) powder, 1.8 parts of bis- (trimethylsilyls)
Selenide, 1.3 parts of ammonium persulfate, 0.6 part of triphenyl phosphite hexamethylphosphoramide, 7 parts of silicon powder, 15 parts of vermiculite
Powder, 7 parts field spar part, 14 parts of clay, 8 parts of resurrection glass fibres are placed in ball milling 60min in ball mill, then with mix
Material is blended in kneading machine is kneaded 7min at 80 DEG C；It most squeezes out to obtain high-voltage isulation new material through double screw extruder afterwards.
The organosilicon modifier is prepared as follows：
According to mass fraction, 80 parts of eugenol, 40 parts of o-allyl phenol and 0.03 part of chloroplatinic acid are added to reaction
In kettle, start to stir, then under nitrogen protection, be heated to 75 DEG C, then by 170 parts trimethyl (phenyl seleno methyl) silicon
Alkane is slowly added into reaction kettle, is added in 100min；Then controlling reaction temperature is 80 DEG C, is stopped instead after reacting 160min
It answers, 280 parts of ethyl alcohol is added, system temperature is reduced to 45 DEG C, then filters, the solution in filtrate is evaporated, and obtains a kind of organic
Silica modifier.
Embodiment 2
A kind of direct-current transmission converter valve using high-voltage isulation new material, critical piece is by Lifting Lug, water main, main cable
Slot, insulator, top screen cover, underlying component, module, platform, valve layer frame and valve layer component composition；The lifting lug is mounted on valve
On the frame of top of tower, it is connect with bolt and valve tower top；The water main is supported by water pipe braced frame, water pipe support frame
Frame has insulated tension pole to fix；Buckle is installed, and equipped with cover board on the main cable slot, the frame being mounted at the top of valve tower
On；Grading ring is installed, distance of the grading ring apart from lifting lug is 0.25m on the insulator upper end gold utensil；The top screen
It includes top shelf to cover cover, top shielding support leg and shielding case composition；The underlying component includes bottom insulation screw rod, bottom
Frame and bottom shielding composition；The module includes reactance component and alternately installs brilliant gate assembly；It is characterized in that the insulation
Son and insulation blanket stud are prepared using high-voltage isulation new material.
The reactance component and brilliant gate assembly are alternately installed on vavle shelf structure both sides.
The shielding material is aluminum material.
The high-voltage isulation new material is prepared as follows：
According to mass fraction, by 20 parts of epoxy resin E44,40 parts of chlorinated polyethylene rubber, 20 parts of perfluoroalkyl first silicon
Alkyl mica, 15 parts of -2 panthenol succinate of polysiloxane quaternary ammonium, 5 parts of Triallyl isocyanurate, 0.1 part
Antioxidant dihydroquinoline, 3.5 parts of organosilicon modifier, 0.2 part of phthalic anhydride/glycerine/glycidol decylate are total
Polymers, 10 parts of two fourth tin bis- (1- thioglycerins) and 14 parts of polyethylene wax are added kneading machine, are kneaded 5min at 95 DEG C, obtain
To mixture；Then by 1.0 parts of ammonium polyphosphate, 2.4 parts of polyarylsulfone (PAS) powder, 1.5 parts of bis- (trimethylsilyl) selenides,
1.0 parts of ammonium persulfate, 0.3 part of triphenyl phosphite hexamethylphosphoramide, 5 parts of silicon powder, 12 parts of vermiculite power, 4
Field spar part of part, 13 parts of clay, 6 parts of resurrection glass fibres are placed in ball milling 50min in ball mill, then mixed with mixture
Conjunction is kneaded 5min in kneading machine at 70 DEG C；It most squeezes out to obtain high-voltage isulation new material through double screw extruder afterwards.
The organosilicon modifier is prepared as follows：
According to mass fraction, 75 parts of eugenol, 30 parts of o-allyl phenol and 0.01 part of chloroplatinic acid are added to reaction
In kettle, start to stir, then under nitrogen protection, be heated to 70 DEG C, then by 150 parts trimethyl (phenyl seleno methyl) silicon
Alkane is slowly added into reaction kettle, is added in 80min；Then controlling reaction temperature is 70 DEG C, is stopped instead after reacting 150min
It answers, 250 parts of ethyl alcohol is added, system temperature is reduced to 40 DEG C, then filters, the solution in filtrate is evaporated, and obtains a kind of organic
Silica modifier.
Embodiment 3
A kind of direct-current transmission converter valve using high-voltage isulation new material, critical piece is by Lifting Lug, water main, main cable
Slot, insulator, top screen cover, underlying component, module, platform, valve layer frame and valve layer component composition；The lifting lug is mounted on valve
On the frame of top of tower, it is connect with bolt and valve tower top；The water main is supported by water pipe braced frame, water pipe support frame
Frame has insulated tension pole to fix；Buckle is installed, and equipped with cover board on the main cable slot, the frame being mounted at the top of valve tower
On；Grading ring is installed, distance of the grading ring apart from lifting lug is 0.30m on the insulator upper end gold utensil；The top screen
It includes top shelf to cover cover, top shielding support leg and shielding case composition；The underlying component includes bottom insulation screw rod, bottom
Frame and bottom shielding composition；The module includes reactance component and alternately installs brilliant gate assembly；It is characterized in that the insulation
Son and insulation blanket stud are prepared using high-voltage isulation new material.
The reactance component and brilliant gate assembly are alternately installed on vavle shelf structure both sides.
The shielding material is aluminum material.
The high-voltage isulation new material is prepared as follows：
According to mass fraction, by 30 parts of epoxy resin E44,60 parts of chlorinated polyethylene rubber, 30 parts of perfluoroalkyl first silicon
Alkyl mica, 30 parts of -2 panthenol succinate of polysiloxane quaternary ammonium, 10 parts of Triallyl isocyanurate, 0.5 part
Antioxidant dihydroquinoline, 6.5 parts of organosilicon modifier, 0.6 part of phthalic anhydride/glycerine/glycidol decylate are total
Polymers, 15 parts of two fourth tin bis- (1- thioglycerins) and 18 parts of polyethylene wax are added kneading machine, 10min are kneaded at 105 DEG C,
Obtain mixture；Then by 2.5 parts of ammonium polyphosphate, 2.9 parts of polyarylsulfone (PAS) powder, 2.0 parts of bis- (trimethylsilyl) selenium
Ether, 1.5 parts of ammonium persulfate, 0.9 part of triphenyl phosphite hexamethylphosphoramide, 10 parts of silicon powder, 17 parts of vermiculite
Powder, 9 parts field spar part, 18 parts of clay, 10 parts of resurrection glass fibres are placed in ball milling 70min in ball mill, then with it is mixed
It closes and expects to be blended in kneading machine to be kneaded 10min at 90 DEG C；It most squeezes out to obtain high-voltage isulation new material through double screw extruder afterwards.
The organosilicon modifier is prepared as follows：
According to mass fraction, 90 parts of eugenol, 50 parts of o-allyl phenol and 0.05 part of chloroplatinic acid are added to reaction
In kettle, start to stir, then under nitrogen protection, be heated to 80 DEG C, then by 180 parts trimethyl (phenyl seleno methyl) silicon
Alkane is slowly added into reaction kettle, is added in 120min；Then controlling reaction temperature is 90 DEG C, is stopped instead after reacting 180min
It answers, 300 parts of ethyl alcohol is added, system temperature is reduced to 50 DEG C, then filters, the solution in filtrate is evaporated, and obtains a kind of organic
Silica modifier.
Comparative example 1
It prepares and does not include -2 panthenol succinate of polysiloxane quaternary ammonium, the other the same as in Example 1 in component.
Comparative example 2
It prepares and does not include organosilicon modifier, the other the same as in Example 1 in component.
Comparative example 3
It prepares and does not include bis- (trimethylsilyl) selenides, the other the same as in Example 1 in component.
Comparative example 4
It prepares and does not include perfluoroalkyl silicyl mica, the other the same as in Example 1 in component.
Comparative example 5
It prepares and does not include chloroplatinic acid, the other the same as in Example 1 in component.
Comparative example 6
It prepares and does not include phthalic anhydride/glycerine/glycidol capric acid ester copolymer, the other the same as in Example 1 in component.
Comparative example 7
Prepare bis- (1- thioglycerins) not comprising two fourth tin in component, the other the same as in Example 1.
Table：The comparing result of properties of sample made from different process.
Claims (4)
1. a kind of direct-current transmission converter valve using high-voltage isulation new material, critical piece is by Lifting Lug, water main, key light
Cable slot, insulator, top screen cover, underlying component, module, platform, valve layer frame and valve layer component composition；The lifting lug is mounted on
On frame at the top of valve tower, it is connect with bolt and valve tower top；The water main is supported by water pipe braced frame, water pipe support
Frame has insulated tension pole to fix；Buckle is installed, and equipped with cover board on the main cable slot, the frame being mounted at the top of valve tower
On frame；Grading ring is installed, distance of the grading ring apart from lifting lug is 0.25-0.30m on the insulator upper end gold utensil；It is described
Top shielding case include top shelf, top shielding support leg and shielding case composition；The underlying component includes bottom insulation spiral shell
Bar, bottom shelf and bottom shielding composition；The module includes reactance component and alternately installs brilliant gate assembly；It is characterized in that described
Insulator and insulation blanket stud be prepared using high-voltage isulation new material, the high-voltage isulation new material as follows into
It is prepared by row：
According to mass fraction, by the chlorinated polyethylene rubber of 20-30 parts of E44,40-60 parts of epoxy resin, 0.5-1.0 parts complete
Fluoroalkyl silyl groups mica, 15-30 parts of -2 panthenol succinate of polysiloxane quaternary ammonium, 5-10 parts of triallyl are different
Cyanurate, 0.1-0.5 parts of antioxidant dihydroquinoline, 3.5-6.5 parts of organosilicon modifier, 0.2-0.6 parts of adjacent benzene two
Formic anhydride/glycerine/glycidol capric acid ester copolymer, 0.05-0.5 parts of two fourth tin bis- (1- thioglycerins) and 14-18 parts it is poly-
Ethylene waxes are added kneading machine, are kneaded 5-10min at 95-105 DEG C, obtain mixture；Then by 1.0-2.5 parts of polyphosphoric acid
Ammonium, 2.4-2.9 parts of polyarylsulfone (PAS) powder, 1.5-2.0 parts of bis- (trimethylsilyl) selenides, 1.0-1.5 parts of ammonium persulfate,
0.3-0.9 parts of triphenyl phosphite hexamethylphosphoramide, 5-10 parts of silicon powder, 12-17 parts of vermiculite power, 4-9 parts
Field spar part, 13-18 parts of clay, 6-10 parts of resurrection glass fibres are placed in ball milling 50-70min in ball mill, then with it is mixed
It closes and expects to be blended in kneading machine to be kneaded 5-10min at 70-90 DEG C；It most through double screw extruder squeezes out to obtain high-voltage isulation afterwards new
Material.
2. a kind of direct-current transmission converter valve using high-voltage isulation new material according to claim 1, it is characterised in that：Institute
The reactance component and brilliant gate assembly stated alternately are installed on vavle shelf structure both sides.
3. a kind of direct-current transmission converter valve using high-voltage isulation new material according to claim 1, it is characterised in that：Institute
The shielding material stated is aluminum material.
4. a kind of direct-current transmission converter valve using high-voltage isulation new material according to claim 1, it is characterised in that：Institute
Organosilicon modifier is stated to be prepared as follows：
According to mass fraction, by 75-90 parts of eugenol, 30-50 parts of o-allyl phenol and 0.01-0.05 parts of chloroplatinic acid
It is added in reaction kettle, starts to stir, then under nitrogen protection, be heated to 70-80 DEG C, then by 150-180 parts of front three
Base (phenyl seleno methyl) silane is slowly added into reaction kettle, is added in 80-120min；Then controlling reaction temperature is
70-90 DEG C, stops reaction after reacting 150-180min, 250-300 parts of ethyl alcohol is added, system temperature is reduced to 40-50 DEG C, so
After filter, the solution in filtrate is evaporated, a kind of organosilicon modifier is obtained.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810481735.9A CN108649810B (en) | 2018-05-18 | 2018-05-18 | A kind of direct-current transmission converter valve using high-voltage isulation new material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810481735.9A CN108649810B (en) | 2018-05-18 | 2018-05-18 | A kind of direct-current transmission converter valve using high-voltage isulation new material |
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| Publication Number | Publication Date |
|---|---|
| CN108649810A true CN108649810A (en) | 2018-10-12 |
| CN108649810B CN108649810B (en) | 2019-01-22 |
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| CN201810481735.9A Expired - Fee Related CN108649810B (en) | 2018-05-18 | 2018-05-18 | A kind of direct-current transmission converter valve using high-voltage isulation new material |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009141346A (en) * | 2007-11-16 | 2009-06-25 | Mitsubishi Materials Corp | High-strength high-resistivity low-loss composite soft magnetic material and method of manufacturing the same, and electromagnetic circuit component |
| US20130171395A1 (en) * | 2010-09-29 | 2013-07-04 | Yamaira Gonzalez | Polyimide resins for high temperature applications |
| CN104009651A (en) * | 2014-05-30 | 2014-08-27 | 许继电气股份有限公司 | Converter valve tower and valve hall with converter valve tower |
| CN107384275A (en) * | 2016-05-17 | 2017-11-24 | 全球能源互联网研究院 | A kind of high-thermal-conductivity epoxy resin composition and preparation method thereof |
| CN107800272A (en) * | 2017-10-18 | 2018-03-13 | 许继电气股份有限公司 | Brace type converter valve valve tower |
-
2018
- 2018-05-18 CN CN201810481735.9A patent/CN108649810B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009141346A (en) * | 2007-11-16 | 2009-06-25 | Mitsubishi Materials Corp | High-strength high-resistivity low-loss composite soft magnetic material and method of manufacturing the same, and electromagnetic circuit component |
| US20130171395A1 (en) * | 2010-09-29 | 2013-07-04 | Yamaira Gonzalez | Polyimide resins for high temperature applications |
| CN104009651A (en) * | 2014-05-30 | 2014-08-27 | 许继电气股份有限公司 | Converter valve tower and valve hall with converter valve tower |
| CN107384275A (en) * | 2016-05-17 | 2017-11-24 | 全球能源互联网研究院 | A kind of high-thermal-conductivity epoxy resin composition and preparation method thereof |
| CN107800272A (en) * | 2017-10-18 | 2018-03-13 | 许继电气股份有限公司 | Brace type converter valve valve tower |
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| Publication number | Publication date |
|---|---|
| CN108649810B (en) | 2019-01-22 |
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